fzus61 kbuf 170902
glflo 
expires:202512171600;;727954

open lake forecast for lake ontario
national weather service buffalo ny
402 am est wed dec 17 2025

for waters beyond five nautical miles of shore on lake ontario

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...a 29.0 inch low over northern ontario will move to 
northern quebec by wednesday morning, with its trailing cold front 
crossing the lake during wednesday. a 29.1 inch low near lake 
superior thursday will deepen to 28.9 inches while moving to central 
quebec by friday, with its trailing strong cold front crossing the 
lake early friday morning. in its wake, a 30.1 inch high will slowly 
build across the lake friday night and early saturday, then will 
drift off the atlantic coastline later saturday and saturday night, 
with a 29.5 inch low moving across ontario and quebec and pushing 
its attendant cold front across the lake sunday. a large 30.6 inch 
high will then build east across the lake monday.


loz062-171600-
lake ontario open waters from the niagara river to hamlin beach-
402 am est wed dec 17 2025

...gale warning in effect until 1 pm est this afternoon...

.today...southwest gales to 35 knots becoming west and
diminishing to 20 to 25 knots this afternoon. waves 10 to 14 feet
subsiding to 7 to 10 feet. waves occasionally around 18 feet. 
.tonight...west winds 15 to 20 knots becoming south 10 to
15 knots. waves 4 to 7 feet subsiding to 1 to 3 feet. waves
occasionally around 9 feet. 
.thursday...south winds 10 to 15 knots increasing to 15 to
20 knots. a chance of rain showers in the afternoon. waves 1 to
3 feet building to 2 to 4 feet. 
.thursday night...south winds to 30 knots becoming southwest.
showers. waves 3 to 6 feet building to 5 to 8 feet. waves
occasionally around 10 feet. 
.friday...west gales to 40 knots diminishing to 15 to 25 knots.
snow showers likely with rain showers during the day, then a
chance of snow showers friday night. waves 10 to 13 feet building
to 11 to 16 feet, then subsiding to 6 to 9 feet. waves
occasionally around 20 feet. 
.saturday...southwest winds 15 to 25 knots becoming west to
30 knots. a chance of rain and snow showers. waves 2 to 4 feet
building to 6 to 9 feet. waves occasionally around 11 feet. 
.sunday...west winds to 30 knots becoming northwest and
diminishing to 10 to 15 knots. a chance of snow showers during
the day. waves 7 to 10 feet subsiding to 2 to 4 feet. waves
occasionally around 13 feet. 

$$

fzus63 kdtx 170822
glflh 
expires:202512171630;;726221

open lake forecast for lake huron
national weather service detroit/pontiac mi
322 am est wed dec 17 2025

for waters beyond five nautical miles off shore on lake huron

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...a cold front is tracking through the central great
lakes this morning. gale warnings remain in effect for the
northern portions of lake huron during this timeframe. an even
stronger system will affect the region thursday and friday
bringing rain, snow, and strong winds. gale warnings will likely
be required over much of lake huron.


lhz361-362-171630-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
322 am est wed dec 17 2025

...gale warning in effect until noon est today...

.today...west winds 20 to 25 knots with gusts to 35 knot
gales...becoming northwest 20 to 25 knots with gusts to around 30
knots early in the afternoon becoming west 10 to 20 knots late in
the afternoon. waves 8 to 12 feet. waves occasionally around 15 
feet. 
.tonight...south winds 15 to 20 knots in the evening...then 
increasing to 30 knots with gusts to 35 knot gales early in the 
morning. waves 3 to 5 feet building to 8 to 12 feet after 
midnight. waves occasionally around 15 feet.
.thursday...south winds to 30 knots decreasing to 20 to 25 knots
early in the afternoon. gusts to 35 knot gales. a chance of rain
in the morning...then rain in the afternoon. waves 12 to 16 feet.
waves occasionally around 20 feet. 
.thursday night...south winds 20 to 25 knots becoming southwest
to 30 knots after midnight. rain and numerous snow showers in the
evening...then numerous showers and scattered snow showers after
midnight. waves 10 to 14 feet. waves occasionally around 18 feet.
.friday...west winds to 30 knots with gusts to 35 knot gales
decreasing to 10 to 15 knots. scattered snow showers. waves 12 to
16 feet subsiding to 5 to 7 feet late in the evening. waves
occasionally around 20 feet. 
.saturday...southwest winds 20 to 25 knots becoming west to
30 knots in the late evening and early morning. gusts to 35 knot
gales. snow likely early in the morning...then a chance of snow
until early evening. waves 8 to 12 feet. waves occasionally
around 15 feet. 
.sunday...west winds to 30 knots with gusts to 35 knot gales
decreasing to 10 to 15 knots. waves 6 to 9 feet subsiding to 4 to
6 feet in the late evening and early morning. waves occasionally
around 12 feet. 


$$

fzus63 kdtx 170822
glflh 
expires:202512171630;;726222

open lake forecast for lake huron
national weather service detroit/pontiac mi
322 am est wed dec 17 2025

for waters beyond five nautical miles off shore on lake huron

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...a cold front is tracking through the central great
lakes this morning. gale warnings remain in effect for the
northern portions of lake huron during this timeframe. an even
stronger system will affect the region thursday and friday
bringing rain, snow, and strong winds. gale warnings will likely
be required over much of lake huron.


lhz363-462>464-171630-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
322 am est wed dec 17 2025

.today...west winds 20 to 25 knots with gusts to around 30 knots
decreasing to 5 to 10 knots. waves 6 to 9 feet. waves
occasionally around 12 feet. 
.tonight...southwest winds 5 to 10 knots becoming south 15 to
20 knots late in the evening...then increasing to 20 to 25 knots
with gusts to 35 knot gales after midnight. waves 3 to 5 feet
building to 6 to 9 feet after midnight. waves occasionally around
12 feet. 
.thursday...south winds to 30 knots with gusts to 35 knot gales.
a chance of rain in the morning...then rain in the afternoon.
waves 10 to 14 feet. waves occasionally around 18 feet. 
.thursday night...south winds to 30 knots veering to the
southwest after midnight. gusts to 35 knot gales. rain in the
evening...then scattered rain and snow showers after midnight.
waves 10 to 14 feet. waves occasionally around 18 feet. 
.friday...west at 35 knot gales decreasing to 15 to 20 knots with
gusts to around 30 knots late in the afternoon. scattered showers
in the morning. scattered snow showers. waves 12 to 16 feet
subsiding to 6 to 9 feet late in the evening. waves occasionally
around 20 feet. a gale warning may be needed. 
.saturday...south winds 20 to 25 knots becoming west to 30 knots
in the late evening and early morning. a chance of snow. a chance
of rain in the late morning and early afternoon. waves 6 to
9 feet. waves occasionally around 12 feet. 
.sunday...west winds to 30 knots decreasing to 15 to 20 knots.
waves 6 to 9 feet. waves occasionally around 12 feet. 


$$